code: def get_data():
      rng = np.random.default_rng(5)
      a = rng.integers(0, 10, size=(3, 4, 5, 6))
      w = rng.integers(0, 10, size=(3, 4, 5, 6))
      return a, w
  
file_path: popmon/tests/popmon/stats/test_numpy.py
imports: import itertools
  import numpy
  from scipy import linalg, stats
  from popmon.stats.numpy import mean, probability_distribution_mean_covariance, quantile, std
label_desc: Use image node_id 1 for calling a global function with example usage: get_data() and returns: a,  w